Harlingen electricity prices have decreased slightly over the past 7 days, down 0.2¢ per kWh on average. That translates to roughly $2/month in savings for a typical 1,000 kWh home. With 114 plans available ranging from 7.0¢ to 23.35¢ per kWh, the South Texas market remains competitive. Price drops are worth taking advantage of if you’re considering switching plans.